/Engine/Plugins/Experimental/Mutable/Source/MutableRuntime/Public/MuR/Image.h
These set of flags are used to cache information for images at runtime.
enum EImageFlags { IF_IS_PLAIN_COLOUR_VALID = 1 << 0, IF_IS_PLAIN_COLOUR = 1 << 1, IF_CANNOT_BE_SCALED = 1 << 2, IF_HAS_RELEVANCY_MAP = 1 << 3, IF_IS_REFERENCE = 1 << 4, }